Ubiquiti UNAS-2-B

Ubiquiti UNAS‑2‑B UniFi 2‑Bay NAS

The Ubiquiti UNAS‑2‑B is a compact and versatile 2-bay NAS (Network Attached Storage) designed for seamless integration into the UniFi ecosystem. It features PoE++ power delivery over a single 2.5 GbE network connection, allowing easy deployment with minimal cabling. Supporting two 3.5″ SATA drives in RAID or single-disk configurations and offering USB‑C expansion, the UNAS‑2‑B provides flexible storage for home environments, small offices, and branch sites. Management is simple through UniFi Drive and UniFi OS.

Features

• Two 3.5″ SATA drive bays: Supports RAID 0, RAID 1, or single-disk mode.
• PoE++ powered: Single 2.5 GbE port supplies both power and data (60 W adapter included).
• High-speed networking: 2.5 GbE for fast file access and sharing.
• Quad-core ARM CPU: 1.7 GHz ARM Cortex‑A55 with 4 GB LPDDR4 memory for smooth performance.
• USB‑C expansion: 5 Gbps port for external storage or backups.
• Color LCM display: 1.47″ screen shows system status and basic info.
• Bluetooth support: Bluetooth 4.1 for setup and device pairing.
• UniFi integration: Managed through UniFi Drive and UniFi OS.

Benefits

• Centralized storage and file sharing for homes, small offices, or branch sites.
• PoE++ support reduces the need for separate power cables.
• Fast networking and USB‑C expansion provide versatile storage options.
• UniFi ecosystem integration allows unified management with other UniFi devices.

Package Contents: UNAS‑2‑B NAS unit, PoE++ injector (60 W), drive trays and screws, quick start guide.

Technical Details

• Brand: Ubiquiti
• Model: UNAS‑2‑B
• Type: 2-bay NAS
• Processor: Quad-Core ARM Cortex‑A55 @ 1.7 GHz
• Memory: 4 GB LPDDR4
• Drive Bays: 2 × 3.5″ SATA HDD/SSD (RAID 0/1/Single)
• Network Interface: 1 × 2.5 GbE RJ45 (PoE++)
• USB Ports: 1 × USB‑C (5 Gbps)
• Display: 1.47″ color LCM
• Bluetooth: Bluetooth 4.1
• PoE Power: PoE++ (60 W adapter included)
• Dimensions (W × D × H): 135 × 129 × 223.7 mm
• Weight: ~1.3 kg
• Operating Temperature: –5 °C to 40 °C
• Humidity Range: 10–90 % RH non-condensing
• Certifications: FCC, CE, IC
• EAN: Not widely published / check product packaging

Applications

• Home and small office file storage and sharing
• Centralized backups and data redundancy
• UniFi network ecosystem environments
• Branch sites and compact server setups

Keywords

Ubiquiti UNAS‑2‑B, UniFi NAS, 2-bay NAS, PoE++ NAS, 2.5 GbE storage server, UniFi Drive storage, ARM Cortex‑A55 NAS.